Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 1, 2018, 06:07 AM
  • 21 0651_21 0650 _31072018_231946.mp4

Date
07/31/2018
W/O
718061
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00767
PipeID
P15804
Time
11:07 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5885
Sewer Name
21 FIRST ST TR, SECT 1A & CONNS TO 1ST ST TR SYSTM
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
WO_718061_TV21099_AUG2018
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
21 0651
Downstream MH
21 0650
Dir. of Survey
Downstream
Length Surveyed
352.2 ft.
Total Length
352.2 ft.
Structural Index
2
Structural Quick
3K2L
Structural Rating
313
O&M Index
2
O&M Quick
2M00
O&M Rating
140
Overall Index
2
Overall Quick
Overall Rating
453
Pipe schematic from manhole 21 0651 to 21 0650
MH: 21 0651MH: 21 0650downstream0 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 06510 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MGO - General Observation - MAG COATING THROUGHOUT 90%2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start23.9 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start43.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start75.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"172.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"182.6 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 6"350.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish350.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish350.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish352.2 ft. MGO - General Observation - COCKROACHES IN MANHOLE352.2 ft. AMH - Downstream Manhole, Survey Ends - 21 0650352.2 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    23.9 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    43.5 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (17)

DistanceCodeObservation
0MGOCOCKROACHES IN MANHOLE
0MWM
182.6TF
43.5SAP
350.6DAGS
0AMH21 0651
23.9SSS
0MWL
352.2MGOCOCKROACHES IN MANHOLE
352.2AMH21 0650
350.5SSS
75.9TFC
0MGOMAG COATING THROUGHOUT 90%
172.8TFC
350.5SAP
352.2MGOACTIVE CONNECTION AT MH 3 O'CLOCK
2DAGS

Properties (4)

additional_info
SC364753
custom_field_two
2
customer
LACSD
datetime
2018-07-31T23:07:50-07:00